Karakiri

Karakiri is a new logic game designed and created by the Computer Science Engineer Luca Russo born on 13/02/1969 in Margherita di Savoia (BT) in Italy. The Karakiri is a puzzle; The objective of this game is to put numbers in a grid of concentric circles so that all circumferences, diameters contain all the digits from 1 to 8. As a logic game, the Karakiri is an excellent exercise for the brain: by playing daily, your concentration and your mind will derive substantial benefits. Start now playing: in the blink of an eye, the harakiri become your favorite puzzle.
About Karakiri
The Karakiri, puzzle, is based on the positioning logic of numbers. To enjoy this game are not required any special skills or mathematical calculation: they serve only patience and concentration.
How to play Karakiri
The objective of Karakiri is enter numbers in a grid 8 × 8 (also 10x10 or 12x12 or 14x14) so that all the circumferences, diameters contain all the digits from 1 to 8.